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93953-18-5

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93953-18-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 93953-18-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,9,5 and 3 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 93953-18:
(7*9)+(6*3)+(5*9)+(4*5)+(3*3)+(2*1)+(1*8)=165
165 % 10 = 5
So 93953-18-5 is a valid CAS Registry Number.

93953-18-5Downstream Products

93953-18-5Relevant articles and documents

Reactions of Alkylidenecarbenes Derived from N,N-Disubstituted-2-oxopropanamides: The Formation of 3-Pyrrol-2-ones and 2-Butynamides

Gilbert, John C.,Blackburn, Brent K.

, p. 3656 - 3663 (1986)

Activation of C-H bonds toward insertion by an alkylidenecarbene was examined in the reaction of N,N-disubstituted-2-oxopropanamides with diethyl (diazomethyl)phosphonate under basic reaction conditions.The intermediate alkylidenecarbene expected to be fo

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